User's Manual

| Contents

7 Troubleshooting 347

Troubleshooting 348

Clearing Jams 348

Identifying the Location of Paper Jams 348

Clearing Paper Jams From the DADF 348

Clearing Paper Jams From the Multipurpose Feeder (MPF) and Tray1 351

Clearing Paper Jams From Inside the Rear Cover 353

Clearing Paper Jams From the Optional 550-Sheet Feeder 357

Basic Printer Problems 358

Display Problems 359

Printing Problems 359

Print Quality Problems 360

Light Printout 361

Smearing Toner/Loose Toner 362

Random Spots/Blurred Images 363

Blank Printout 363

Streaks 364

Black Printout (Partial or Entire Page) 365

Equally Spaced Colored Dots 365

Vertical Blanks 366

Mottle 367

Ghosting 367

Light-Induced Fatigue 368

Fog 369

Bead-Carry-Out (BCO) 369

Jagged Characters 370

Horizontal Bands 370

Diagonal Lines 371

Wrinkled/Stained Printout 371

Damage on the Leading Edge of Printout 372

Jam/Alignment Problems 372

Incorrect Margins on the Top and Side 373

Disorganized Color Registration 373

Skewed Images 373

Tray1/Optional 550-Sheet Feeder Misfeed Jam 374

Multipurpose Feeder (MPF) Misfeed Jam 374

Regi Jam (Exit Sensor On JAM) 375

Tray1/Optional 550-Sheet Feeder Multi-feed Jam 375

Multipurpose Feeder (MPF) Multi-feed Jam 376

Noise 376

Copy Problems 376

Fax Problems 377

Scanning Problems 378